How to Validate input_password field

How to Validate input_password field

  
How to validate input password field to have atleast one special character, atleast one uppercase ,one lowercase character , and one numeric character. 

Please let me know if we can do this in outsystems or not
Check the following link, might be helpful (VerifyPassword)

http://www.outsystems.com/forums/discussion/5755/built-in-functions/
Another solution is to use regular expression validation.

Follow the following link to check one example:
http://stackoverflow.com/questions/1559751/regex-to-make-sure-that-the-string-contains-at-least-one-lower-case-char-upper